Fits:

• DT 331
• DT 431
• DT 531 / DT 550
• DT 660 MK II 
• DT 770 alt 
• DT 801 / DT 811 / DT 831 / DT 880 alt
• DT 901 / DT 911 / DT 931 / DT 990 alt

Please order 2 pieces to exchange the right and the left side, because the indicated price refers only to 1 piece.